The On Climate Shirt is a versatile, functional long-sleeved shirt for cold conditions that efficiently wicks away sweat and keeps you warm thanks to its breathable, recycled polyester construction—ideal for running, hiking, or active days outdoors. With a quarter zip, thumbholes for extra protection, a side zip pocket for essentials, and reflective details, it combines comfort with everyday practicality. The close fit and four-way stretch provide freedom of movement and a body-hugging silhouette – perfect as a high-performance layering piece for outdoor and running activities.

- Quarter zip for easy on and off
- Wicks away sweat with woven fabric and a multidimensional surface
- Spiral darts at the elbow and contoured back seam
- Thumbhole for full coverage
- Side zip pocket for essential items
- Reflective details
- Warm in cold weather, cool in hot weather